Which of the Following Is NOT a Principle of Relational

question 68

Multiple Choice

Which of the following is NOT a principle of relational database design?

• A) Design each table to contain fields that describe only one subject.
• B) Identify a primary key field or key field combination for each table.
• C) Data should be entered before table relationships are built.
• D) Build one-to-many relationships between the tables of your database using a field common to each table.

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Definitions:

Whole Milk

Milk from cows that has not had its fat content reduced; contains approximately 3.25% milk fat.

Calcium

A chemical element that is a vital nutrient necessary for many bodily functions, including bone formation, muscle contraction, and blood clotting.

Milligrams

A unit of mass equal to one thousandth of a gram.

Caloric Intake

The total amount of calories consumed through eating and drinking, integral to managing energy balance and nutritional health.